Logo

Browse Square Boxes Parts and Components

Industrials Unlimited is an all-inclusive purchasing platform for industrial parts and components. Our inventory of more than two billion new and obsolete parts includes a broad range of products from many different part categories. One such category is Square Boxes, which contains parts such as mfr-181, mfr-189, mfr-189h, mfr-189sm, mfr-190 and many others, all of which are readily available with short lead times and competitive prices. Among our competitive edges is our ability to leverage our purchasing power to secure lower costs and faster shipping times on all orders, even in AOG situations. We are able to do this due to resources such as our international supply chain network that spans the United States, Canada, and the United Kingdom. Furthermore, as an AS9120B, ISO 9001:2015, and FAA AC 00-56B accredited business, we are able to guarantee the quality and reliability of each part we sell. To see how we are revolutionizing parts procurement, submit an RFQ today for desired Square Boxes part.

Displaying Page 1 of 13

Part No.DescriptionManufacturerSub CategoryRFQ
mfr-181Hubbell® RACO® Square Box, Box Style: Welded, Depth: 1-1/2 in, Packaging: 50 per Pack, Side Knockouts (Inches): (8) 3/4 in, Bottom Knockouts (Inches): (1) 1/2 in; (4) 3/4 in 4 in. Square Box, Welded, 1-1/2 in. Deep with One 1/2 and Twelve 3/4 in. KO'sRaco Manufacturing
mfr-189Square 4 in. welded 1-1/2 in. deep steel box with (16) 1/2 and 3/4 in. knockouts. Electrical Box, Steel, 4 Square, 1/2 and 3/4 in. Standard/Eccentric Knockouts, 1-1/2 in. DeepRaco Manufacturing
mfr-189h4 in. Square Bracketed Box, 1-1/2 in. Deep, Welded, Knockouts-Raised Ground Hubbell® RACO® Square Bracketed Box, Box Style: Welded, Depth: 1-1/2 in, Packaging: 20 per Pack, Side Knockouts (Inches): (3) TKO in; (6) 1/2 in, Bottom Knockouts (Inches): (2) 1/2 in; (2) TKO inRaco Manufacturing
mfr-189smSquare Box, Steel, 2-Gang, Welded, 21 in³ Capacity, Raised Ground, Gray, 4 H x 4 W x 1.5 D in.Raco Manufacturing
mfr-190Square 4 in. drawn steel box with (16) 1/2 in. knockouts. Electrical Box, Steel, 4 Square, 1/2 in. Knockouts, 1-1/2 in. DeepRaco Manufacturing
mfr-191Electrical Box, Steel, 4 Square, 1/2 and 3/4 in. Knockouts, 1-1/2 in. Deep Square 4 in. drawn 1-1/2 in. deep steel box with (12) 1/2 and 3/4 in. knockouts.Raco Manufacturing
mfr-192Square 4 in. drawn 1-1/2 in. deep steel box with (17) 1/2 and 3/4 in. knockouts. Electrical Box, Steel, 4 Square, 1/2 and 3/4 in. Knockouts, 1-1/2 in. DeepRaco Manufacturing
mfr-193Square Box, Steel, 1/2, 1/2 to 3/4 in. Combination Knockouts, Welded, B, 4 H x 6 W x 1.5 D in.Raco Manufacturing
mfr-196Hubbell® RACO® Square Bracketed Box, Box Style: Welded, Depth: 1-1/2 in, Packaging: 25 per Pack, Side Knockouts (Inches): (3) TKO in; (6) 1/2 in, Bottom Knockouts (Inches): (2) TKO in; (3) 1/2 in 4 in. Square Bracketed Box, 1-1/2 in. Deep, Welded, KnockoutsRaco Manufacturing
mfr-208Square Box with Metal Stud Bracket, 1-1/2 in. D, 14 Knockouts, SteelRaco Manufacturing
mfr-2234 In. Square Boxes, 1-1/2 In. Deep - Welded with NMSC Clamps, 600V, FS,Flush 4 in. Square Box, Welded, 1-1/2 in. Deep with NMSC Clamps, Three 1/2 in.Raco Manufacturing
mfr-227Hubbell® RACO® Square Bracketed Box, Box Style: Welded, Depth: 1-1/2 in, Packaging: 25 per Pack, Side Knockouts (Inches): (3) TKO in; (6) 1/2 in, Bottom Knockouts (Inches): (2) TKO in; (3) 1/2 in 4 in. Square Bracketed Box, 1-1/2 in. Deep, Welded, KnockoutsRaco Manufacturing
mfr-231Square 4 in. welded 2-1/8 in. deep steel box with (13) 1/2 and 3/4 in. knockouts. Electrical Box, Steel, 4 Square, 1/2 and 3/4 in. Knockouts, 2-1/8 in. DeepRaco Manufacturing
mfr-232Steel 4 in. square welded 2-1/8 in. deep box with 1/2 in. knockouts. 4 in. Square Box, Steel, 2-1/8 in. D, Welded, Raised Ground, 1/2 in. KOsRaco Manufacturing
mfr-232-owCombination screw heads allow quick installation Raised ground; 4 in. mounting bracket acceptable in 2-hour fire rated walls UPC barcoded. Square Box, Steel, 1/2, 1/2 to 3/4 in. Combination Knockouts, Welded, 2-Gang, Gray, 4.75 H x 4.88 W x 2.12 D in.Raco Manufacturing
mfr-232hHubbell® RACO® Square Bracketed Box, Box Style: Welded, Depth: 2-1/8 in, Packaging: 25 per Pack, Side Knockouts (Inches): (4) TKO in; (8) 1/2 in, Bottom Knockouts (Inches): (2) 1/2 in; (2) TKO in 4 in. Square Box, 2-1/8 in. Deep, Welded, Knockouts-Raised GroundRaco Manufacturing
mfr-232m4 In. Square Bracketed Boxes, 2-1/8 In. Deep - Welded with Conduit KO's,600V, Raised Ground, 8 In. #12 Solid Copper Pigtail, UBS, HM 4 in. Square Box, Welded, 2-1/8 in. Deep, Ten 1/2 in. KO's and Six TKO's, Raised GroundRaco Manufacturing
mfr-232mscm4 in. Square Box, Welded with STAB-IT® Connector, 2-1/8 in. Deep, Raised Ground, 8 in. #12 Solid Copper Pigtail, UBS, M Bracket, Cable Management Clip 4 Square Box, Steel, (1) 1/2 in., (1) 1/2, 3/4 TKO in., 2-1/8 in., Welded, M Bracket, 25 per PackageRaco Manufacturing
mfr-232s4 in. Square Box, 2-1/8 in. Deep, STAB-IT Connector, Pigtail STAB-iT® Square Box, Box Style: Welded, Depth: 2-1/8 in, Packaging: 25 per Pack, Side Knockouts (Inches): (3) 1/2 to 3/4 TKO in; (6) 1/2 in, Bottom Knockouts (Inches): (1) 1/2 in; (1) 1/2 to 3/4 inRaco Manufacturing
mfr-232sm4 In. Square Boxes, 2-1/8 In. Deep - Welded with Conduit KO's, 600V,Raised Ground, 10 In. #12 Stranded Copper Pigtail 4 in. Square Box, Welded, 2-1/8 in. Deep, Ten 1/2 in KO's & Six TKO's, Raised GroundRaco Manufacturing
...

Trusted by Businesses Worldwide

Founders, developers, and business leaders across the globe chose us for their digital asset operations.

Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025
Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025

Get Started Today

Ready to Request a Quote?

Tell us what you need and our team will get back to you with competitive pricing within 24 hours. No obligation, no hidden fees.

✓ Free quotes · ✓ 24hr response · ✓ Competitive pricing

Why Source With Us

15-Min Quotes

Guaranteed competitive quotes within 15 minutes, 24/7 x 365.

Certified Quality

AS9120B, ISO 9001:2015, and FAA AC 0056B accredited.

Rapid Delivery

On-time worldwide shipping with AOG & expedited options.

6B+ Parts

Search across our database of over 6 billion unique components.